/Engine/Source/Editor/StaticMeshEditor/Public/StaticMeshEditorSubsystem.h
Copy the build options with the specified LOD build settings.
void GetLodBuildSettings ( const [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * StaticMesh, const int32 LodIndex, [FMeshBuildSettings](API\Runtime\Engine\Engine\FMeshBuildSettings) & OutBuildOptions )